The 22/45 Lite is a 22 LR Rimfire pistol. The 4.40″ barrel is threaded and made of aluminum and has a black anodized finish. Grip panels are replaceable black laminate and the frame is made of Zytel polymer. It has a fixed front sight and adjustable rear sight. Has 6 grooves and a 1:16 rh. Overall length is 8.50″ and weighs 23 oz.